Home / 50,730.57-76,095.79-20,349.43

Finding the Fourth Proportional to 50,730.57, 76,095.79 and 20,349.43

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Solution

The fourth proportional to 50,730.57, 76,095.79 and 20,349.43 is: 30,524.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,730.57 : 76,095.79 = 20,349.43 : x
  2. Step 2: Convert to fraction form
    50,730.57/76,095.79 = 20,349.43/x
  3. Step 3: Cross multiply
    50,730.57x = 76,095.79 × 20,349.43
  4. Step 4: Simplify right side
    50,730.57x = 1,548,505,710.79
  5. Step 5: Solve for x
    x = 1,548,505,710.79/50,730.57
  6. Step 6: Final answer
    x = 30,524.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.